The short answer
Start with The Scout Mindset. It deals with the part the other books often glide past: knowing about bias does not help much when you still need to win the argument. Julia Galef writes clearly, keeps the pace moving, and gives you ways to notice when identity is steering the conclusion.
If you want to practice scored forecasting-tournament questions, choose Superforecasting instead. Thinking, Fast and Slow gave us most of the words people now use for bias and judgment, but it is long, and its priming studies did not survive later testing. The backbone did.
Choose by what you need
Begin with The Scout Mindset
Galef asks why some people can treat a belief as a working theory while others experience disagreement as an attack. The book is brisk, humane, and unusually alert to the emotional reasons we resist evidence.
Know before choosing: It is a persuasive introduction rather than a deep work of psychology, and some readers will want more research detail than it provides.
Read the book note →Choose Superforecasting for scored prediction practice
The book follows people answering scored forecasting-tournament questions. They assign probabilities, look for disconfirming evidence, update, and receive accuracy and calibration feedback.
Know before choosing: That practice concerns forecastable questions with resolvable outcomes. It does not show that every personal, moral, or strategic decision can be reduced to predictive accuracy.
Read the book note →Read Thinking, Fast and Slow for the big map
Kahneman gives you the vocabulary that shaped a generation of writing about judgment: anchoring, framing, substitution, overconfidence, and the uneasy partnership between quick intuition and deliberate thought.
Know before choosing: It is long, and it is uneven. The backbone held up: fast intuition against slow effort, loss aversion, overconfidence. The part that cracked was priming, the claim that a stray word can steer your behavior. Read it for the frame, not the footnotes.
Read the book note →Choose Thinking in Bets when outcomes fool you
Annie Duke is strongest on a problem that ruins postmortems: a good outcome can follow a bad decision, and a good decision can still lose. Poker gives her a concrete way to separate luck from judgment.
Know before choosing: The poker frame is memorable but stretched. Superforecasting offers more disciplined practice only for scored forecasting questions with resolvable outcomes.
Read the book note →A useful order, if you want one
Read The Scout Mindset first, then try the forecasting habits in Superforecasting. Open Thinking, Fast and Slow when you want the history and vocabulary behind the field. Keep Thinking in Bets for the next time a lucky result tempts you to defend a poor decision.
You do not need to finish all four. One changed habit is worth more than a shelf of concepts you only recognize by name.